Adjust details logging on a few checks

Log positive results in Pull-Requests and update log messages in
Signed-Releases and Signed-Tags.

checks/pull_requests.go

@@ -53,6 +53,7 @@ func PullRequests(c checker.Checker) checker.CheckResult {
 		commitMessage := commit.GetCommit().GetMessage()
 		if strings.Contains(commitMessage, "\nReviewed-on: ") {
 			totalWithPrs++
+			c.Logf("found gerrit reviewed commit: %s", commit.GetSHA())
 			continue
 		}
 
@@ -62,6 +63,7 @@ func PullRequests(c checker.Checker) checker.CheckResult {
 		}
 		if len(prs) > 0 {
 			totalWithPrs++
+			c.Logf("found commit with PR: %s", commit.GetSHA())
 		} else {
 			c.Logf("!! found commit without PR: %s, committer: %s", commit.GetSHA(), commit.GetCommitter().GetLogin())
 		}

checks/signed_releases.go

@@ -74,6 +74,6 @@ func SignedReleases(c checker.Checker) checker.CheckResult {
 		return checker.InconclusiveResult
 	}
 
-	c.Logf("found signed artifacts for %d of %d releases", totalSigned, totalReleases)
+	c.Logf("found signed artifacts for %d out of %d releases", totalSigned, totalReleases)
 	return checker.ProportionalResult(totalSigned, totalReleases, 0.8)
 }

checks/signed_tags.go

@@ -50,11 +50,11 @@ func SignedTags(c checker.Checker) checker.CheckResult {
 		return checker.RetryResult(err)
 	}
 
-	totalReleases := 0
+	totalTags := 0
 	totalSigned := 0
 	for _, t := range query.Repository.Refs.Nodes {
 		sha := string(t.Target.Oid)
-		totalReleases++
+		totalTags++
 		gt, _, err := c.Client.Git.GetTag(c.Ctx, c.Owner, c.Repo, sha)
 		if err != nil {
 			return checker.RetryResult(err)
@@ -67,11 +67,11 @@ func SignedTags(c checker.Checker) checker.CheckResult {
 		}
 	}
 
-	if totalReleases == 0 {
-		c.Logf("no releases found")
+	if totalTags == 0 {
+		c.Logf("no tags found")
 		return checker.InconclusiveResult
 	}
 
-	c.Logf("found %d of %d verified tags", totalSigned, totalReleases)
-	return checker.ProportionalResult(totalSigned, totalReleases, 0.8)
+	c.Logf("found %d out of %d verified tags", totalSigned, totalTags)
+	return checker.ProportionalResult(totalSigned, totalTags, 0.8)
 }